Alert archive / Minnesota / Severe Thunderstorm Warnings in 2004
Severe Thunderstorm Warning 49, NWS Grand Forks, ND
NWS Grand Forks, ND issued this severe thunderstorm warning at May 19, 2004, 8:44 PM CDT for Polk County, Minnesota; Grand Forks County, North Dakota. It was in force for 61 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- May 19, 2004, 8:44 PM CDT (01:44 UTC)
- Expired
- May 19, 2004, 9:45 PM CDT
- In force
- 61 min
- Issued by
- NWS Grand Forks, ND
- Area
- Counties, with a storm outline in the text
Counties Polk County, MN, Grand Forks County, ND
The radar
The Fargo/Grand Forks radar (KMVX), 48 km from the middle of the area, began a volume at 01:45 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| May 19, 8:00 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
The nearest sounding before it
International Fa, MN (KINL), launched 00:00Z, 1.7 hours before the alert went out and 289 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1594 m above ground
- 0-6 km bulk shear
- 51 kt
- 0-1 km storm-relative helicity
- 180 m²/s²
- 0-3 km storm-relative helicity
- 272 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS53 KFGF 200144 SVRFGF MNC119-NDC035-200245- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS 844 PM CDT WED MAY 19 2004 THE NATIONAL WEATHER SERVICE IN GRAND FORKS HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... NORTHWESTERN POLK COUNTY IN NORTHWEST MINNESOTA EAST CENTRAL GRAND FORKS COUNTY IN NORTHEAST NORTH DAKOTA * UNTIL 945 PM CDT. * AT 840 PM...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM OVER EMERADO...OR ABOUT 14 MILES WEST OF GRAND FORKS...MOVING TO THE EAST AT 45 MPH. DIME SIZED HAIL WAS REPORTED 3 MILES WEST OF MANVEL AT 840 PM. * THE SEVERE THUNDERSTORM WILL BE NEAR... GRAND FORKS AT 855 PM... EAST GRAND FORKS AT 900 PM... MALLORY AT 905 PM AND DAVIDSON AT 910 PM. REMEMBER SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE WARNING. LAT...LON 4800 9746 4783 9744 4774 9649 4810 9661 $$ DK/ME
The office that day
Everything else NWS Grand Forks, ND issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 19, 7:01 PM CDT | Tornado Warning | FGF | Marshall | 59 min |
| May 19, 7:34 PM CDT | Severe Thunderstorm Warning | FGF | Polk | 56 min |
| May 19, 7:44 PM CDT | Tornado Warning | FGF | Kittson | 46 min |
| May 19, 7:50 PM CDT | Tornado Warning | FGF | Clay | 40 min |
| May 19, 7:56 PM CDT | Tornado Warning | FGF | Marshall | 64 min |
| May 19, 8:15 PM CDT | Severe Thunderstorm Warning | FGF | Red Lake | 60 min |
| May 19, 9:28 PM CDT | Severe Thunderstorm Warning | FGF | Pennington, Red Lake | 47 min |
| May 19, 10:03 PM CDT | Severe Thunderstorm Warning | FGF | Beltrami | 42 min |
| May 19, 7:01 PM CDT | Tornado Warning | FGF | Cass | 44 min |
| May 19, 7:15 PM CDT | Tornado Warning | FGF | Walsh | 60 min |
Nearby
Severe Thunderstorm Warnings in Minnesota, 2004Severe Thunderstorm Warnings in North Dakota, 2004Every severe thunderstorm warning in 2004
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.